| lizards {detectseparation} | R Documentation |
Habitat preferences of lizards
Description
The lizards data frame has 23 rows and 6 columns. Variables
grahami and opalinus are counts of two lizard species
at two different perch heights, two different perch diameters, in
sun and in shade, at three times of day.
Usage
lizards
Format
An object of class data.frame with 23 rows and 6 columns.
Details
grahami. count of grahami lizards
opalinus. count of opalinus lizards
height. a factor with levels
<5ft,>=5ftdiameter. a factor with levels
<=2in,>2inlight. a factor with levels
sunny,shadytime. a factor with levels
early,midday,late
Source
McCullagh, P. and Nelder, J. A. (1989) _Generalized Linear Models_ (2nd Edition). London: Chapman and Hall.
Originally from
Schoener, T. W. (1970) Nonsynchronous spatial overlap of lizards in patchy habitats. _Ecology_ *51*, 408-418.